This is a 3-step explanation of TreB (Trevi), a method originally developed by Riho Tagawa based on the singing methods of Maestro Silvestro Sammaritano of La Scala in Milan and Maestro Yoshiaki Iwabuchi , Professor Emeritus of Kunitachi College of Music.It is free of charge, but it will change the conventional wisdom of how to sing♪ It is not unscientific, but it is based on the traditional method of the golden age of Milan’s Teatro Alla Scala, the world’s greatest opera house, so you can try it with confidence.It is recommended for those who want to have a beautiful voice that resonates far and wide, those